all: name of individual binaries are hijacked by argv[0]

[oech3]

$ env -a false gnu9.10/cksum --version
cksum (GNU coreutils) 9.10
$ env -a false target/release/cksum --version
false (uutils coreutils) 0.7.0

[oech3]

Also GNU binaries renamed to gnu-cksum does not have gnu-.

[oech3]

It is not easy to fix aliased utils e.g. ls, cksum, test and baseNM family.